90899-22-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90899-22-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,8,9 and 9 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 90899-22:
(7*9)+(6*0)+(5*8)+(4*9)+(3*9)+(2*2)+(1*2)=172
172 % 10 = 2
So 90899-22-2 is a valid CAS Registry Number.
90899-22-2Relevant articles and documents
Ecgonine derivative
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, (2008/06/13)
A novel derivative of ecgonine is described. This compound, 4-hyroxy-benzoyl ecgonine, is useful as a substrate for iodination with a radioactive isotope of iodine such as 125 I. The resulting radiolabeled compound is useful in a radioimmunoass